correct an invalid return
correct an invalid return

closes #3

bmichotte/HSTracker,zeptolee/HSTracker,jonnguy/HSTracker,ifeherva/HSTracker,jonnguy/HSTracker,mattwelborn/HSTracker,mattwelborn/HSTracker,mattwelborn/HSTracker,mattwelborn/HSTracker,jonnguy/HSTracker,bmichotte/HSTracker,ifeherva/HSTracker,zeptolee/HSTracker